Auto Transformer What is single-phase autotransformer? It is a single winding transformer in which a part of the winding is common to…
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three-phase transformer
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Construction of Single – Phase Transformers A single-Phase transformer consists of primary and secondary winding. The core of the transformer is made…
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Direct-Current Generators Basic Structure of Electrical machines: A rotating machine has two parts stator and rotor. Stator does not move, and it…
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Construction of three phase synchronous machines An alternator consists of two parts, the stator, and the rotor. The stator is the stationary…
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Electrical Machine Tutorial Electrical Machine Tutorial provides basic and advanced concepts of Electrical Machine Library. Our Electrical Machine Tutorial is designed for…
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Losses in Transformers There are two types of losses occurs in a transformer: Iron loss or Core loss Pi Copper loss or…
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Electromechanical Energy Conversion Principles An electromechanical energy conversion device is the device that converts electrical energy into mechanical energy or, mechanical energy…
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Single Phase Transformer The transformer is a static device which converts the magnetic energy into electrical energy. It consists of two or…
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Speed Control of D.C. Motors The relationship given below gives the speed of a D.C. motor The above equation shows that the…
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No-Load and Blocked Rotor Test The efficiency of small motors can be determined by directly loading them and by measuring the input…